NL192551B - Antennestelsel. - Google Patents

Antennestelsel.

Info

Publication number
NL192551B
NL192551B NL7909206A NL7909206A NL192551B NL 192551 B NL192551 B NL 192551B NL 7909206 A NL7909206 A NL 7909206A NL 7909206 A NL7909206 A NL 7909206A NL 192551 B NL192551 B NL 192551B
Authority
NL
Netherlands
Prior art keywords
antenna system
antenna
Prior art date
Application number
NL7909206A
Other languages
English (en)
Other versions
NL7909206A (nl
NL192551C (nl
Original Assignee
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP15821878A external-priority patent/JPS5585106A/ja
Priority claimed from JP15821978A external-priority patent/JPS5585105A/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of NL7909206A publication Critical patent/NL7909206A/nl
Publication of NL192551B publication Critical patent/NL192551B/nl
Application granted granted Critical
Publication of NL192551C publication Critical patent/NL192551C/nl

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/005—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using remotely controlled antenna positioning or scanning
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/24—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
    • H01Q3/247—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching by switching different parts of a primary active element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
    • H01Q9/265—Open ring dipoles; Circular dipoles
NL7909206A 1978-12-21 1979-12-20 Antennestelsel. NL192551C (nl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP15821878A JPS5585106A (en) 1978-12-21 1978-12-21 Antenna unit
JP15821978A JPS5585105A (en) 1978-12-21 1978-12-21 Desk top type antenna unit
JP15821878 1978-12-21
JP15821978 1978-12-21

Publications (3)

Publication Number Publication Date
NL7909206A NL7909206A (nl) 1980-06-24
NL192551B true NL192551B (nl) 1997-05-01
NL192551C NL192551C (nl) 1997-09-02

Family

ID=26485415

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7909206A NL192551C (nl) 1978-12-21 1979-12-20 Antennestelsel.

Country Status (7)

Country Link
US (1) US4338606A (nl)
AU (1) AU532289B2 (nl)
CA (1) CA1128654A (nl)
DE (1) DE2951875A1 (nl)
FR (1) FR2445041A1 (nl)
GB (1) GB2039152B (nl)
NL (1) NL192551C (nl)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4380011A (en) * 1980-11-25 1983-04-12 Rca Corporation Loop antenna arrangement for inclusion in a television receiver
US4349840A (en) * 1980-11-25 1982-09-14 Rca Corporation Apparatus for automatically steering an electrically steerable television antenna
GB2100063B (en) * 1981-06-05 1985-03-13 Tokyo Shibaura Electric Co Antenna
US5152010A (en) * 1989-12-29 1992-09-29 American Nucleonics Corporation Highly directive radio receiver employing relatively small antennas
DE4220131C2 (de) * 1992-06-21 1996-03-14 Landstorfer Friedrich Aktive Empfangsantenne für einen Empfang im Nahfeld in Form einer Leiterschleife, insb. einer strahlenden geschlitzten Koaxialleitung
US5900842A (en) * 1997-09-20 1999-05-04 Lucent Technologies, Inc. Inexpensive directional antenna that is easily tuned and weather resistant
WO2001019075A2 (en) * 1999-09-08 2001-03-15 Thomson Licensing S.A. Method and apparatus for reducing multipath distortion in a television signal
EP1345419B1 (en) 1999-09-08 2009-11-11 Thomson Licensing Multi-element loop antenna
US6911947B1 (en) 1999-09-08 2005-06-28 Thomson Licensing S.A. Method and apparatus for reducing multipath distortion in a television signal
DE10114314A1 (de) * 2001-03-23 2002-10-10 Siemens Gebaeudesicherheit Gmb Verfahren zur Funkübertragung in einem Gefahrenmeldesystem
DE10114313C2 (de) * 2001-03-23 2003-12-04 Siemens Gebaeudesicherheit Gmb Verfahren zur Funkübertragung in einem Gefahrenmeldesystem
JP4212046B2 (ja) * 2003-03-20 2009-01-21 株式会社リコー 指向性可変アンテナおよび該アンテナを用いた電子機器、ならびに該アンテナを用いたアンテナ指向性制御方法
US20070054639A1 (en) * 2005-09-06 2007-03-08 Bauman Mark A Apparatus and method for improving the reception of an information signal
KR101819220B1 (ko) * 2012-03-14 2018-01-16 삼성전자주식회사 무선통신 시스템에서 안테나 구조 및 동작 방법
RU2684903C1 (ru) * 2018-06-04 2019-04-16 Акционерное общество "Государственный Рязанский приборный завод" Приемник дециметрового диапазона

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2247743A (en) * 1938-12-10 1941-07-01 Rca Corp Antenna
NL64189C (nl) * 1939-04-26
US3202995A (en) * 1961-03-03 1965-08-24 Univ Tennessee Res Corp Steerable circular traveling-wave antenna
US3508274A (en) * 1966-12-14 1970-04-21 Raymond B Kesler Motor driven portable dipole antenna
US3623110A (en) * 1968-09-10 1971-11-23 Sony Corp Loop antenna with spaced impedance elements
US3671970A (en) * 1970-08-31 1972-06-20 Boeing Co Switched rhombic automatic direction finding antenna system and apparatus
US3894229A (en) * 1972-07-28 1975-07-08 Matsushita Electric Ind Co Ltd Signal generator
DE2354667A1 (de) * 1973-11-02 1975-05-15 Maximilian Dr Waechtler Peilantennenanlage mit gruppenweise schaltbaren einzelantennen
US3981016A (en) * 1974-03-06 1976-09-14 Matsushita Electric Industrial Co., Ltd. Antenna apparatus for detecting an optimum directivity
FR2264290B1 (nl) * 1974-03-12 1979-07-06 Thomson Csf
US3956751A (en) * 1974-12-24 1976-05-11 Julius Herman Miniaturized tunable antenna for general electromagnetic radiation and sensing with particular application to TV and FM
GB1507674A (en) * 1975-05-23 1978-04-19 C S Antennas Ltd Aerials
JPS5395486A (en) * 1977-01-31 1978-08-21 Sato Koki Kk Optical remote control transmitter
US4145694A (en) * 1977-08-01 1979-03-20 Sletten Carlyle J Compact, directive, broadband antenna system having end loaded dipoles
US4193077A (en) * 1977-10-11 1980-03-11 Avnet, Inc. Directional antenna system with end loaded crossed dipoles

Also Published As

Publication number Publication date
US4338606A (en) 1982-07-06
GB2039152A (en) 1980-07-30
NL7909206A (nl) 1980-06-24
FR2445041B1 (nl) 1984-10-19
CA1128654A (en) 1982-07-27
AU5396579A (en) 1980-06-26
NL192551C (nl) 1997-09-02
FR2445041A1 (fr) 1980-07-18
GB2039152B (en) 1982-12-15
AU532289B2 (en) 1983-09-22
DE2951875A1 (de) 1980-07-10
DE2951875C2 (nl) 1991-03-14

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V4 Lapsed because of reaching the maximum lifetime of a patent

Free format text: 19991220